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Soft, buttery, and packed with cozy holiday flavor, these Fudgy Eggnog Bars with Eggnog Glaze are the kind of dessert that instantly brings warmth to the table. Every bite is rich with creamy eggnog flavor, balanced by hints of nutmeg and vanilla that create a perfectly festive treat. The bars bake into a tender, dense texture that feels almost like a cross between blondies and cake, while the sweet eggnog glaze on top adds an irresistibly smooth finish.

Whether you’re baking for a Christmas gathering, a winter dessert tray, or simply craving something comforting with your coffee, these bars fit the occasion beautifully. They’re easy to prepare, slice cleanly for serving, and look elegant with a light sprinkle of nutmeg across the glaze. The combination of fudgy texture and creamy topping makes them a standout dessert during the holiday season.

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Why You’ll Love This Fudgy Eggnog Bars with Eggnog Glaze

These bars are incredibly soft and flavorful, making them a perfect seasonal dessert for eggnog lovers. The recipe comes together with simple pantry staples and delivers bakery-style results without complicated techniques. The rich eggnog flavor shines through both the bars and the glaze, creating layers of creamy sweetness in every bite.

Another reason these bars are such a favorite is their versatility. They’re ideal for holiday dessert platters, potlucks, family dinners, or homemade edible gifts. Since they can be made ahead of time, they’re also a stress-free option during busy holiday baking days. The smooth glaze and warm nutmeg topping make them look just as impressive as they taste.

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Preparation Phase & Tools to Use

Preparing these Fudgy Eggnog Bars with Eggnog Glaze is simple when you have the right tools ready before you begin. A sturdy 9×13-inch baking pan is essential because it helps the bars bake evenly while maintaining their thick, fudgy texture. Lining the pan with parchment paper makes removing and slicing the bars much easier after cooling.

A large mixing bowl is important for combining the wet and dry ingredients without overmixing. Using an electric hand mixer or stand mixer helps create a smooth, creamy batter and ensures the butter and sugar are properly blended for the best texture. Measuring cups and spoons are equally important because accurate measurements keep the bars moist and balanced.

A rubber spatula helps scrape every bit of batter from the bowl while folding ingredients gently to avoid overworking the mixture. For the glaze, a whisk is ideal for creating a silky smooth consistency without lumps. Finally, a cooling rack allows the bars to cool evenly before glazing, preventing the topping from melting into the bars.

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Preparation Tips

For the best flavor, use high-quality eggnog with a rich and creamy consistency. Allow refrigerated ingredients like butter, eggs, and eggnog to come to room temperature before mixing, as this helps create a smoother batter and more even baking. Be careful not to overmix once the flour is added because excessive mixing can make the bars dense instead of soft and tender.

When spreading the batter into the baking pan, use a spatula to create an even layer so the bars bake uniformly. Keep a close eye on the baking time and avoid overbaking; the center should still look slightly soft when removed from the oven since the bars continue setting as they cool. Let the bars cool completely before adding the glaze to achieve a thick, beautiful topping that stays perfectly in place.

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Ingredients for Fudgy Eggnog Bars with Eggnog Glaze

For the Eggnog Bars

• 1 cup unsalted butter, softened
• 1 ½ cups granulated sugar
• ½ cup light brown sugar, packed
• 3 large eggs, room temperature
• 1 cup eggnog
• 2 teaspoons pure vanilla extract
• ½ teaspoon rum extract (optional, but enhances the eggnog flavor)
• 3 cups all-purpose flour
• 1 teaspoon baking powder
• ½ teaspoon baking soda
• 1 teaspoon ground nutmeg
• ½ teaspoon ground cinnamon
• ½ teaspoon salt

For the Eggnog Glaze

• 2 cups powdered sugar
• 4–5 tablespoons eggnog
• 1 tablespoon melted butter
• ½ teaspoon vanilla extract
• Pinch of ground nutmeg for garnish

Optional Add-Ins and Garnishes

• White chocolate chips for extra sweetness
• Chopped pecans or walnuts for crunch
• A dusting of cinnamon sugar
• Holiday sprinkles for festive presentation
• Caramel drizzle for a richer dessert finish

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Step 1: Prepare the Baking Pan and Oven

Begin by preheating your oven to 350°F (175°C). Proper oven temperature is essential for achieving soft and evenly baked bars. Grease a 9×13-inch baking pan lightly with butter or nonstick spray, then line it with parchment paper, leaving extra paper hanging over the edges for easy lifting later.

Preparing the pan this way prevents sticking and allows the bars to maintain clean edges when sliced. If you skip the parchment paper, the soft texture of the bars can make them difficult to remove neatly from the pan.

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Step 2: Cream the Butter and Sugars

In a large mixing bowl, combine the softened butter, granulated sugar, and brown sugar. Using an electric mixer on medium speed, beat the mixture for about 3 to 4 minutes until it becomes pale, fluffy, and creamy.

This step is extremely important because properly creaming the butter and sugars incorporates air into the batter, helping create a soft and tender texture. Scrape down the sides of the bowl occasionally to ensure everything blends evenly.

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Step 3: Add the Eggs and Flavorings

Add the eggs one at a time, mixing well after each addition. This gradual process keeps the batter smooth and prevents curdling. Once the eggs are fully incorporated, pour in the eggnog, vanilla extract, and rum extract if using.

The eggnog adds moisture and rich holiday flavor while the vanilla and rum extracts deepen the warm dessert notes. Mix until the batter becomes smooth and creamy.

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Step 4: Combine the Dry Ingredients

In a separate medium bowl, whisk together the all-purpose flour, baking powder, baking soda, salt, nutmeg, and cinnamon.

Whisking the dry ingredients separately helps distribute the spices and leavening agents evenly throughout the batter. This ensures consistent texture and flavor in every bite of the finished bars.

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Step 5: Mix the Batter

Gradually add the dry ingredients into the wet ingredients, mixing on low speed. Continue mixing only until no streaks of flour remain.

Avoid overmixing the batter because too much mixing develops gluten, which can make the bars tough instead of soft and fudgy. The final batter should be thick, creamy, and smooth.

If desired, gently fold in white chocolate chips or chopped nuts at this stage for added texture and flavor.

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Step 6: Spread the Batter into the Pan

Transfer the batter into the prepared baking pan and use a rubber spatula to spread it evenly into all corners. Smooth the top carefully to ensure even baking.

An evenly distributed batter helps the bars bake uniformly, preventing thin edges or undercooked centers.

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Step 7: Bake the Eggnog Bars

Place the pan into the preheated oven and bake for 28 to 35 minutes, depending on your oven. The edges should appear lightly golden, while the center should still look slightly soft.

To test for doneness, insert a toothpick into the center. A few moist crumbs are ideal. Avoid waiting until the toothpick comes out completely dry because overbaking can remove the fudgy texture that makes these bars so delicious.

Once baked, remove the pan from the oven and place it on a cooling rack.

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Step 8: Cool the Bars Completely

Allow the bars to cool fully inside the pan before adding the glaze. Cooling is essential because warm bars can melt the glaze and create a runny topping.

For faster cooling, you can place the pan in the refrigerator for about 20 minutes after it reaches room temperature.

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Step 9: Prepare the Eggnog Glaze

In a medium bowl, whisk together the powdered sugar, eggnog, melted butter, and vanilla extract until smooth.

The glaze should be thick yet pourable. If it feels too thick, add a small splash of eggnog. If it becomes too thin, mix in extra powdered sugar until the desired consistency is reached.

A smooth glaze creates a bakery-style finish that makes the bars look elegant and festive.

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Step 10: Glaze the Bars

Pour the glaze over the cooled bars and spread it evenly using an offset spatula or the back of a spoon.

Immediately sprinkle a light dusting of ground nutmeg across the top for a classic holiday appearance and warm spice flavor. You may also add cinnamon, chopped nuts, or festive sprinkles for decoration.

Allow the glaze to set for at least 20 to 30 minutes before slicing.

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Step 11: Slice and Serve

Once the glaze has fully set, use the parchment paper to lift the bars from the pan. Transfer them to a cutting board and slice into squares or rectangles using a sharp knife.

For clean slices, wipe the knife between cuts. These bars can be served chilled, at room temperature, or slightly warmed depending on your preference.

They pair beautifully with coffee, hot chocolate, chai tea, or a glass of cold eggnog during the holiday season.

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Fudgy Eggnog Bars with Eggnog Glaze

Notes

These Fudgy Eggnog Bars with Eggnog Glaze are designed to deliver a rich, soft texture with a warm holiday flavor that feels comforting and festive in every bite. Using full-fat eggnog gives the bars their signature creamy taste and helps keep the crumb moist and tender. If you prefer a stronger spice profile, you can slightly increase the cinnamon and nutmeg, but avoid adding too much since overpowering spices can mask the delicate eggnog flavor.

For an even richer dessert, consider mixing white chocolate chips into the batter or drizzling melted white chocolate over the glaze after it sets. These bars also taste incredible when chilled because the glaze firms up beautifully and creates a dense, bakery-style texture. If serving for parties or holiday gatherings, slicing the bars into smaller squares works especially well since the dessert is rich and satisfying.

Another helpful tip is to let the bars rest for several hours before serving. This allows the flavors to deepen and gives the glaze enough time to fully set, resulting in cleaner slices and a more balanced texture. The bars can easily be made a day ahead, making them an excellent option for stress-free holiday baking.

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Watch Out for These Mistakes While Cooking

Overmixing the Batter

One of the most common mistakes is overmixing once the flour is added. Excessive mixing develops too much gluten, which can make the bars dense and chewy instead of soft and fudgy. Mix only until the ingredients are fully combined.

Using Cold Ingredients

Cold butter, eggs, or eggnog can prevent the batter from blending smoothly. Room-temperature ingredients create a more even batter and improve the overall texture of the bars.

Overbaking the Bars

Leaving the bars in the oven too long can dry them out quickly. The center should still appear slightly soft when removed from the oven because the bars continue cooking as they cool.

Glazing While Warm

Adding the glaze before the bars are fully cooled can cause the topping to melt and become thin. Always allow the bars to cool completely for the best appearance and texture.

Incorrect Glaze Consistency

Too much eggnog in the glaze can make it runny, while too much powdered sugar can make it overly thick. Adjust gradually until you achieve a smooth, spreadable consistency.

Uneven Batter Distribution

If the batter is not spread evenly in the pan, some sections may overbake while others remain undercooked. Take a moment to smooth the batter before baking.

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Storage Instructions

These Fudgy Eggnog Bars with Eggnog Glaze store beautifully, making them ideal for preparing ahead during the busy holiday season. Once the glaze has completely set, place the bars in an airtight container. They can be stored at room temperature for up to 2 days if your kitchen is cool.

For longer freshness, refrigerate the bars for up to 5 days. Chilling also creates a denser, fudgier texture that many people enjoy. When refrigerating, separate layers with parchment paper to prevent sticking.

If you want to freeze the bars, wrap individual slices tightly in plastic wrap and place them inside a freezer-safe container or zip-top bag. They can be frozen for up to 2 months. Thaw overnight in the refrigerator or let them sit at room temperature before serving.

For the best flavor and texture, avoid storing the bars uncovered because exposure to air can dry them out.

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Estimated Nutrition

Per Serving (Based on 16 Bars)

• Calories: 320
• Carbohydrates: 42g
• Protein: 4g
• Fat: 15g
• Saturated Fat: 9g
• Cholesterol: 65mg
• Sodium: 170mg
• Sugar: 28g
• Fiber: 1g

Nutritional values are approximate and may vary depending on ingredient brands, portion sizes, and optional add-ins.

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Frequently Asked Questions

Can I use store-bought eggnog for this recipe?

Yes, store-bought eggnog works perfectly for these bars. Choose a rich and creamy variety for the best flavor and texture.

Can I make these bars ahead of time?

Absolutely. These bars are actually even better after resting for several hours because the flavors become more developed and the glaze sets fully.

Can I freeze Fudgy Eggnog Bars with Eggnog Glaze?

Yes, the bars freeze very well. Wrap them tightly and store in a freezer-safe container for up to two months.

What can I use instead of rum extract?

You can simply omit the rum extract or replace it with extra vanilla extract if preferred.

How do I know when the bars are finished baking?

Insert a toothpick into the center. If it comes out with a few moist crumbs, the bars are ready. Avoid overbaking.

Can I add nuts or chocolate chips?

Yes, chopped pecans, walnuts, or white chocolate chips make excellent additions and pair beautifully with the eggnog flavor.

Why did my glaze turn runny?

This usually happens when too much liquid is added or when the bars are still warm. Add extra powdered sugar to thicken the glaze if needed.

Can I make this recipe in a smaller pan?

Yes, but the baking time will need adjustment. A smaller pan creates thicker bars that require additional baking time.

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Conclusion

Fudgy Eggnog Bars with Eggnog Glaze are the perfect dessert for celebrating the cozy flavors of the holiday season. Their soft texture, creamy glaze, and warm hints of nutmeg create a dessert that feels festive, comforting, and irresistibly rich. Whether you’re preparing them for a holiday gathering, gifting them to friends and family, or simply enjoying a sweet winter treat at home, these bars deliver both flavor and elegance with minimal effort.

The recipe is simple enough for beginner bakers while still producing impressive bakery-style results. With their make-ahead convenience, easy storage, and crowd-pleasing flavor, these bars are sure to become a seasonal favorite that everyone requests year after year.

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